I'm using os.walk(directory) to show recursively all the files from that directory. The thing is that i need to show only the files that contain an asked String in its name, and it has to manage me...

The . character in a PHP regex accepts all characters except a newline. What can I use to accept ALL characters, including newlines? For example: $text = <<<TEXT foo bar TEXT; preg_match('...

I have a large amount of data where the delimiter is a backslash. I'm processing it in R and I'm having a hard time finding how to split the string since the backslash is a metacharacter. For examp...

For example, I set up these: L = /[a-z,A-Z,ßäüöÄÖÜ]/ V = /[äöüÄÖÜaeiouAEIOU]/ K = /[ßb-zBZ&&[^#{V}]]/ So that /(#{K}#{V}{2})/ matches "ßäÜ" in "azAZßäÜ". Are there any better ways of de...

In Ruby, I wrote a simple regex to find the first {: txt.gsub! /^.*{/, '{' Whenever I run this, everything past that point for my purposes works fine, however there is a mild error that reads al...

Is there a way of toggling the compilation or use of metacharacters when compiling regexes? The current code looks like this: Current code: import re the_value = '192.168.1.1' the_regex = re.co...

Is there a way to use extended regular expressions(ERE) in a .gitignore file? For example I want to use the + repetition character in a .gitignore file. Is there a way to do that?